<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>设置多重背景图像</title>
    <style type="text/css">
        p{
            width:300px;
            height:300px;
            border:1px solid black;
            background-image:url(images/dog.png),url(images/bg1.png),url(images/bg2.png);
        }
    </style>
</head>
<body>
    <p></p>
</body>
</html>
